84486646486 has 16 divisors (see below), whose sum is σ = 141987387600. Its totient is φ = 37365101280.

The previous prime is 84486646469. The next prime is 84486646499. The reversal of 84486646486 is 68464668448.

It is a super-2 number, since 2×84486646486² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51895161 + ... + 51896788.

It is an arithmetic number, because the mean of its divisors is an integer number (8874211725).

Almost surely, 2^84486646486 is an apocalyptic number.

84486646486 is a deficient number, since it is larger than the sum of its proper divisors (57500741114).

84486646486 is a wasteful number, since it uses less digits than its factorization.

84486646486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103791999.

The product of its digits is 169869312, while the sum is 64.

The spelling of 84486646486 in words is "eighty-four billion, four hundred eighty-six million, six hundred forty-six thousand, four hundred eighty-six".